Home / 90,360.42-124,698.54-50,074.98

Finding the Fourth Proportional to 90,360.42, 124,698.54 and 50,074.98

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Solution

The fourth proportional to 90,360.42, 124,698.54 and 50,074.98 is: 69,104.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,360.42 : 124,698.54 = 50,074.98 : x
  2. Step 2: Convert to fraction form
    90,360.42/124,698.54 = 50,074.98/x
  3. Step 3: Cross multiply
    90,360.42x = 124,698.54 × 50,074.98
  4. Step 4: Simplify right side
    90,360.42x = 6,244,276,896.53
  5. Step 5: Solve for x
    x = 6,244,276,896.53/90,360.42
  6. Step 6: Final answer
    x = 69,104.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.